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Note 4 - Long-term Debt, Net (Tables) | 9 Months Ended
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Sep. 30, 2025
Notes Tables |
Schedule of Long-Term Debt Instruments [Table Text Block] |
|  | September 30, 2025 |  |  | December 31, 2024 |
Credit Facility due 2029 (less unamortized discount and financing costs of $1,161 and $1,186, respectively) |  | $ | 21,415 |  |  | $ | 30,359 |
Note Payable due 2026 |  |  | 750 |  |  |  | 1,500 |
Convertible Notes with related parties |  |  | 3,876 |  |  |  | 3,720 |
Long-term debt, net |  |  | 26,041 |  |  |  | 35,579 |
Less: Current portion of long-term debt |  |  | (22,165 | ) |  |  | (31,609 | )
Long-term debt, net (non-current) |  | $ | 3,876 |  |  | $ | 3,970 |
Schedule of Maturities of Long-Term Debt [Table Text Block] |
Year |  | September 30, 2025 |
Remainder of 2025 |  | $ | 250 |
2026 |  |  | 500 |
2027 |  |  | — |
2028 |  |  | — |
2029 |  |  | 24,940 |
Total maturities |  | $ | 25,690 |

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